NL7508128A - PROCESS FOR PREPARING NEEDLE-SHAPED, IRON-CONTAINING, FERROMAGNETIC METAL PIGMENTS AND COATED REGISTRATION CARRIER. - Google Patents

PROCESS FOR PREPARING NEEDLE-SHAPED, IRON-CONTAINING, FERROMAGNETIC METAL PIGMENTS AND COATED REGISTRATION CARRIER.

Info

Publication number
NL7508128A
NL7508128A NL7508128A NL7508128A NL7508128A NL 7508128 A NL7508128 A NL 7508128A NL 7508128 A NL7508128 A NL 7508128A NL 7508128 A NL7508128 A NL 7508128A NL 7508128 A NL7508128 A NL 7508128A
Authority
NL
Netherlands
Prior art keywords
iron
coated
shaped
ferromagnetic metal
metal pigments
Prior art date
Application number
NL7508128A
Other languages
Dutch (nl)
Other versions
NL184963C (en
NL184963B (en
Original Assignee
Basf Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of NL7508128A publication Critical patent/NL7508128A/en
Publication of NL184963B publication Critical patent/NL184963B/en
Application granted granted Critical
Publication of NL184963C publication Critical patent/NL184963C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/62—Metallic pigments or fillers
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/42—Magnetic properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
NLAANVRAGE7508128,A 1974-07-16 1975-07-08 METHOD FOR PREPARING A MAGNETIC METAL POWDER AND REGISTRATION CARRIER COATED WITH SUCH A MAGNETIC METAL POWDER NL184963C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2434058A DE2434058C2 (en) 1974-07-16 1974-07-16 Acicular ferromagnetic metal particles consisting primarily of iron and processes for their manufacture

Publications (3)

Publication Number Publication Date
NL7508128A true NL7508128A (en) 1976-01-20
NL184963B NL184963B (en) 1989-07-17
NL184963C NL184963C (en) 1989-12-18

Family

ID=5920644

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7508128,A NL184963C (en) 1974-07-16 1975-07-08 METHOD FOR PREPARING A MAGNETIC METAL POWDER AND REGISTRATION CARRIER COATED WITH SUCH A MAGNETIC METAL POWDER

Country Status (5)

Country Link
US (1) US4017303A (en)
JP (1) JPS5844721B2 (en)
DE (1) DE2434058C2 (en)
GB (1) GB1516726A (en)
NL (1) NL184963C (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604565B2 (en) * 1974-11-21 1985-02-05 富士写真フイルム株式会社 Corrosion resistant ferromagnetic metal powder
JPS51163498U (en) * 1976-06-09 1976-12-27
DE2646348C2 (en) * 1976-10-14 1986-08-28 Basf Ag, 6700 Ludwigshafen Process for the production of acicular, ferromagnetic metal particles consisting essentially of iron and their use for the production of magnetic recording media
US4207092A (en) * 1977-03-03 1980-06-10 E. I. Du Pont De Nemours And Company Acicular α-iron particles, their preparation and recording media employing same
DE2714588C2 (en) * 1977-04-01 1986-06-05 Basf Ag, 6700 Ludwigshafen Process for the production of acicular ferromagnetic iron particles
US4273807A (en) * 1979-03-19 1981-06-16 E. I. Du Pont De Nemours And Company Acicular α-iron particles and recording media employing same
DE2935358A1 (en) * 1979-09-01 1981-03-26 Basf Ag, 67063 Ludwigshafen METHOD FOR PRODUCING NEEDLE-SHAPED FERROMAGNETIC IRON PARTICLES AND THE USE THEREOF
DE2935357A1 (en) * 1979-09-01 1981-09-10 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING NEEDLE-SHAPED FERROMAGNETIC IRON PARTICLES AND THE USE THEREOF
DE3021111A1 (en) 1980-06-04 1981-12-17 Basf Ag, 6700 Ludwigshafen METHOD FOR THE PRODUCTION OF NEEDLE-SHAPED, FERROMAGNETIC METAL PARTICLES, ESSENTIALLY made of IRON
DE3026696A1 (en) 1980-07-15 1982-02-18 Basf Ag, 6700 Ludwigshafen FERROMAGNETIC, PARTICULARLY IRON METAL PARTICLES WITH A SURFACE COVER, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE FOR THE PRODUCTION OF MAGNETIC RECORDING CARRIERS
DE3228669A1 (en) * 1982-07-31 1984-02-02 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING NEEDLE-SHAPED FERROMAGNETIC METAL PARTICLES, ESSENTIALLY IRON
DE3537623A1 (en) * 1985-10-23 1987-04-23 Bayer Ag FINE-PARTIC ISOMETRIC HEXAFERRITE PIGMENTS WITH W STRUCTURE, METHOD FOR THEIR PRODUCTION AND THEIR USE
US5219554A (en) * 1986-07-03 1993-06-15 Advanced Magnetics, Inc. Hydrated biodegradable superparamagnetic metal oxides
US5069216A (en) * 1986-07-03 1991-12-03 Advanced Magnetics Inc. Silanized biodegradable super paramagnetic metal oxides as contrast agents for imaging the gastrointestinal tract
JPH02119325U (en) * 1988-11-28 1990-09-26
US5705191A (en) * 1995-08-18 1998-01-06 The United States Of America As Represented By The Secretary Of The Navy Sustained delivery of active compounds from tubules, with rational control
US7491263B2 (en) * 2004-04-05 2009-02-17 Technology Innovation, Llc Storage assembly
US8906154B2 (en) * 2006-11-09 2014-12-09 Sun Chemical Corporation Coating, ink, or article comprising multi-colored lustrous pearlescent pigments
US8323396B2 (en) * 2006-11-09 2012-12-04 Sun Chemical Corp. Orange pearlescent pigments
US8221536B2 (en) 2006-11-09 2012-07-17 Sun Chemical Corp. Cosmetic comprising multi-colored lustrous pearlescent pigments
US8211224B2 (en) * 2006-11-09 2012-07-03 Sun Chemical Corp. Multi-colored lustrous pearlescent pigments and process for making
US8349067B2 (en) * 2006-11-09 2013-01-08 Sun Chemical Corp. Multi-colored lustrous pearlescent pigments

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3661556A (en) * 1969-03-03 1972-05-09 Du Pont Method of making ferromagnetic metal powders
US3634063A (en) * 1970-04-23 1972-01-11 Ampex Acicular, stable magnetic iron particles
NL167729C (en) * 1973-05-03 1982-01-18 Philips Nv METHOD FOR PREPARING A MAJOR METAL POWDER
US3856581A (en) * 1973-06-22 1974-12-24 Gen Electric Annealing air-stable magnetic materials having superior magnetic characteristics and method
US3856580A (en) * 1973-06-22 1974-12-24 Gen Electric Air-stable magnetic materials and method

Also Published As

Publication number Publication date
NL184963C (en) 1989-12-18
JPS5125454A (en) 1976-03-02
JPS5844721B2 (en) 1983-10-05
DE2434058A1 (en) 1976-02-05
GB1516726A (en) 1978-07-05
US4017303A (en) 1977-04-12
DE2434058C2 (en) 1985-12-19
NL184963B (en) 1989-07-17

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent

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